bitwarden-estensione-browser/src/angular/directives/flex-copy.directive.ts

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import {
Directive,
ElementRef,
HostListener,
} from '@angular/core';
import { PlatformUtilsService } from '../../abstractions/platformUtils.service';
@Directive({
selector: '[appFlexCopy]',
})
export class FlexCopyDirective {
constructor(private el: ElementRef, private platformUtilsService: PlatformUtilsService) { }
@HostListener('copy') onCopy() {
if (window == null) {
return;
}
let copyText = '';
const selection = window.getSelection();
for (let i = 0; i < selection.rangeCount; i++) {
const range = selection.getRangeAt(i);
const text = range.toString();
// The selection should only contain one line of text. In some cases however, the
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// selection contains newlines and space characters from the indentation of following
// sibling nodes. To avoid copying passwords containing trailing newlines and spaces
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// that aren't part of the password, the selection has to be trimmed.
let stringEndPos = text.length;
const newLinePos = text.search(/(?:\r\n|\r|\n)/);
if (newLinePos > -1) {
const otherPart = text.substr(newLinePos).trim();
if (otherPart === '') {
stringEndPos = newLinePos;
}
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}
copyText += text.substring(0, stringEndPos);
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}
this.platformUtilsService.copyToClipboard(copyText, { window: window });
}
}